You could win a 50/50 bet ten times in a row or you could lose the same bet 10 times in a row. Players at the tables wish this were true, but alas, it isn’t. Even though the odds of winning are 36 to 1 on a European single-zero roulette wheel and 37 to 1 on an American double-zero wheel, this does not guarantee that you will win every 36 or 37 spins. To fully understand the odds and probabilities involved in roulette, we must also examine another factor.

The payout percentage is typically displayed as a ratio to the amount wagered, while the odds are typically displayed as a percentage. In American roulette, for instance, a straight-up bet on a single number has odds of 37 to 1 despite there being 38 possible outcomes. Roulette’s odds inform you what your potential payout will be for a given wager. Is it possible to win playing roulette?.What are the odds of me hitting red or black?.Is it Possible to Improve your Chances while Playing Roulette?.